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Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 398 Weeks Ago, 2 Days Ago |
| Questions Answered: | 66690 |
| Tutorials Posted: | 66688 |
MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
2.14 Suppose that a group of 1000 orange trees is laid out in 40 rows of 25 trees each. To determine the sugar con- tent of fruit from a sample of 30 trees, researcher A sug- gests randomly selecting five rows and then randomly se- lecting six trees from each sampled row. Researcher B suggests numbering each tree on a map of the trees from 1 to 1000 and using random numbers to select 30 of the trees. Which selection method is preferred? Explain.
2.17 Briefly explain why it is advisable to avoid the use of convenience samples.
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